Surrealism surged during the and art copied dreams. Fantasy and imagination were paramount, and drugs were often involved. Here is a Dali piece; Dali and Schiaparelli were friends who played off each other's ideas. “The Horseman of Death”, Salvador Dalí.
Salvador Dalí sketches Don Quixote in as part of his sketches of five Spanish immortals – Quixote, Cervantes, El Cid, El Greco, and Velázquez. Also see Dalí’s little-known Alice in Wonderland illustrations from the same period.